PHYLUM PORIFERA: GENERAL CHARACTERISTICS & CLASSIFICATION
SUBJECT : Zoology
AUTHOR : Manideep Raj
PUBLISHED ON : 04/08/19
NUMBER OF PAGES : ( 8 Pages)
PRICE : Rs 4

The general characteristics of Phylum Porifera having around 9000 described species are enumerated with reference to their habits and habitat, size and form, body wall, skeleton, canal system, cell types, nutrition, reproduction, regeneration and somatic embryogenesis. A synopsis of the existing classes of Phylum Porifera as reviewed by R.D. Barnes in the fifth edition of his book ‘Invertebrate Zoology’ is provided along with a note on economic importance of sponges.